27950740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^2\times {\mathrm{137}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 59716188

約数和(自身を除く): 31765448

約数列:

[1, 2, 4, 5, 10, 20, 101, 137, 202, 274, 404, 505, 548, 685, 1010, 1370, 2020, 2740, 10201, 13837, 20402, 27674, 40804, 51005, 55348, 69185, 102010, 138370, 204020, 276740, 1397537, 2795074, 5590148, 6987685, 13975370, 27950740]

約数ペア:

[(1, 27950740), (2, 13975370), (4, 6987685), (5, 5590148), (10, 2795074), (20, 1397537), (101, 276740), (137, 204020), (202, 138370), (274, 102010), (404, 69185), (505, 55348), (548, 51005), (685, 40804), (1010, 27674), (1370, 20402), (2020, 13837), (2740, 10201)]